Grassmannian
格拉斯曼流形
🗣️ 情景例句
Hi. This si Peter from Dr. Alice's office.
嗨，你好，我是埃里斯诊所的彼得。
What kind of newspapers do you read?
你读什么样的报纸？
I ought to go home. I have to cook supper for my grandmother.
我该回家了。我得给奶奶做晚饭。